Sornal watched anxiously. He looked at the little module block as though it were alive and dangerous.

"Here," Stan told him, "stick this in the test jig and run it."

Sornal carefully set the block into an aperture, then reached for a switch. His hand seemed to freeze on the switch for a moment, then he looked back at Stan and snapped it on. Needles rose from their pins, flickered, then steadied.

Sornal appeared to gain a little confidence. He turned a dial, noted the readings on a few meters, then twisted another dial. Finally, he faced around.

"Looks all right," he said reluctantly, "only—"

"Looks all right, period." Stan turned to the helper.

"Get that machine rolling," he ordered. "And keep your eyes on those meters. Let's get this run finished right." He moved his head.

"Come on, friend, I'll buy you a mug of tea."

Sornal backed away.

"You ain't gonna—Look, ain't I seen you some place before? Look, I just—"